Screening device with dustproof structure for corn breeding

Abstract

The utility model relates to the field of screening devices, and discloses a corn breeding screening device with a dustproof structure, which comprises a fixed box, the bottom of the fixed box is hinged with a bottom plate through a shaft rod, the left side of the inner wall of the fixed box is fixedly connected with a feeding sleeve, and the top end of the feeding sleeve penetrates to the top of the fixed box. A first motor is fixedly connected to the right side of the fixing box, the output end of the first motor penetrates into the fixing box and is fixedly connected with a screening cylinder, and the left end of the screening cylinder is slidably connected to the interior of the feeding sleeve. According to the seed screening device, the first motor drives the screening cylinder to rotate to screen seeds, then the second motor and the concave rod drive the brush sleeve with the holes through the sliding sleeve to clean and prevent blocking of the screening cylinder, and finally the fan and the transmission box collect dust generated during screening through the brush sleeve with the holes and the filter box, so that the seed screening device has the advantages of being convenient to prevent dust and prevent blocking. Dust does not easily influence the surrounding environment, and the anti-blocking effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the screening device field especially, it relates to a corn breeding screening device with dustproof structure. BACKGROUND

[0002] Corn seed is the propagule with the ability to grow into corn plant, which is formed by ovule after pollination and fertilization, but before corn seed breeding, corn seed needs to be screened and treated to remove defective products and impurities.

[0003] Chinese patent publication number: CN215141853U, discloses a corn breeding screening device, belongs to the technical field of crop screening equipment, its technical scheme main points are, including frame, the left and right two end surfaces of frame rotatable connection has the pivot, a plurality of fixed rod far away from the pivot one end fixed connection has the screen cylinder that sets up obliquely, the output end of motor penetrates the right end surface of frame and extends to the inside of frame and is fixedly connected with the pivot, the left side of screen cylinder is provided with the feed hopper, the right side of screen cylinder is provided with the receiving hopper, corn breeding enters the inside of screen cylinder through feed hopper, through the screen cylinder that sets up obliquely, it is convenient for discharging, starts motor, motor drives the uniform speed rotation of pivot and screen cylinder, and the corn breeding less than the screen mesh aperture is screened out through the screen hole, and the corn breeding greater than the screen mesh aperture is discharged from the right end of screen cylinder, completes screening operation, avoids the occurrence of screen mesh blockage phenomenon, effectively improves the quality of device corn breeding screening.

[0004] In the above technology, although the corn breeding screening device can screen corn seeds, in the screening process, the air blower is used to blow off the impurities in the corn seeds, but the impurities and dust will spread in the air, which will affect the surrounding environment and the user, and the anti-blocking effect is poor, and the screen cylinder is prone to blockage. Therefore, a corn breeding screening device with dustproof structure is proposed to solve the above problems. Utility model content

[0005] In order to make up for the above shortcomings, the utility model provides a corn breeding screening device with dustproof structure, which aims to improve the problem of poor dustproof and anti-blocking effect of the existing corn breeding screening device using air blower to blow off the impurities in the corn seeds.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a corn breeding screening device with dustproof structure, including fixed box, the bottom of fixed box is hinged with bottom plate through the shaft rod, the left side of fixed box inner wall is fixedly connected with feeding sleeve, the top of feeding sleeve penetrates to the top of fixed box, the right side of fixed box is fixedly connected with motor no.

[0008] As a further description of the above technical solutions:

[0009] The discharge assembly includes a sealing bolt, which is threadedly connected to the left side of the fixed box, the right end of the sealing bolt penetrates into the interior of the feeding sleeve, the top of the bottom plate is fixedly connected with a gas cylinder, the output end of the gas cylinder is fixedly connected with an inclined plate, the top of the inclined plate is in contact with the bottom of the fixed box.

[0010] As a further description of the above technical solutions:

[0011] The right side of the inner cavity of the fixed box is fixedly connected with a circular ring through a connecting plate, and the circular ring is sleeved on the surface of the screening cylinder.

[0012] As a further description of the above technical solutions:

[0013] The top of the right side of the transmission box is fixedly connected with a spring pin, and the bottom end of the spring pin penetrates into the interior of the baffle.

[0014] As a further description of the above technical solutions:

[0015] The front end and the rear end of the left side of the filter box are fixedly connected with a sealing ring, and the inner wall of the sealing ring is in contact with the surface of the air guide pipe.

[0016] As a further description of the above technical solutions:

[0017] The limiting assembly includes a limiting sleeve, which is fixedly connected to the front side and the rear side of the inner wall of the fixed box, and is slidingly sleeved on the surface of the perforated brush sleeve.

[0018] As a further description of the above technical solutions:

[0019] The front side and the rear side of the top of the bottom plate are fixedly connected with protective plates, and the side close to the inclined plate of the protective plate is in contact with the surface of the inclined plate.

[0020] As a further description of the above technical solutions:

[0021] The bottom of the inner wall of the transmission box is fixedly connected with a round sleeve, and the bottom end of the concave rod is slidably connected in the inner part of the round sleeve.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1、 the utility model discloses a motor one drives screening cylinder rotation and carries out screening processing to seed, and then motor two and concave rod drive the hole brush cover to clean and prevent the blocking of screening cylinder through the sliding sleeve, finally, the fan and transmission box pass the hole brush cover and filter box to collect the dust generated during screening, which is convenient for dustproof and anti-blocking, dust is not easy to affect the surrounding environment, and the anti-blocking effect is better.

[0024] 2、 the utility model discloses the cooperation of the use of sealing bolt, air cylinder and inclined plate, can push the fixed box, make the fixed box rotate and incline with the shaft as the center, and then the user can quickly discharge the seed in the inside of screening cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A three-dimensional schematic view of a corn breeding screening device with a dustproof structure is provided for the utility model;

[0026] Figure 2 A sectional view schematic diagram of the fixed box of the corn breeding screening device with the dustproof structure is provided for the utility model;

[0027] Figure 3 A structure schematic diagram of the feeding sleeve of the corn breeding screening device with the dustproof structure is provided for the utility model;

[0028] Figure 4 A structure schematic diagram of the hole brush cover of the corn breeding screening device with the dustproof structure is provided for the utility model.

[0029] LEGEND:

[0030] 1. fixed box; 2, bottom plate; 3, feed sleeve; 4, motor one; 5, screening cylinder; 6, transmission box; 7, motor two; 8, concave rod; 9, sliding sleeve; 10, air guide pipe; 11, brush sleeve with hole; 12, filter box; 13, baffle; 14, fan; 15, sealing bolt; 16, air cylinder; 17, inclined plate; 18, round ring; 19, spring pin; 20, sealing ring; 21, limit sleeve; 22, guard plate; 23, round sleeve. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0032] Reference Figures 1-3The utility model provides a kind of embodiment with dustproof structure's corn breeding screening device, including fixed box 1, the bottom of fixed box 1 is hinged with bottom plate 2 by shaft rod, the left side of fixed box 1 inner wall is fixedly connected with feed sleeve 3, the top of feed sleeve 3 is penetrated to the top of fixed box 1, the right side of fixed box 1 is fixedly connected with motor one 4, the output of motor one 4 is penetrated to the inside of fixed box 1 and is fixedly connected with screening cylinder 5, the right side of fixed box 1 inner chamber is fixedly connected with circular ring 18 by connecting plate, circular ring 18 is set on the surface of screening cylinder 5, by setting circular ring 18, screening cylinder 5 can be supported, the stability of screening cylinder 5 when rotating is improved;The left end of screening cylinder 5 is slidably connected in the inside of feed sleeve 3, the top of the right side of fixed box 1 is fixedly connected with transmission box 6, the left side of transmission box 6 inner wall is fixedly connected with motor two 7, motor two 7 is speed reducer motor, the output of motor two 7 is fixedly connected with concave rod 8, the surface of concave rod 8 is slidably sleeved with sliding sleeve 9, the bottom of transmission box 6 inner wall is fixedly connected with round sleeve 23, the bottom end of concave rod 8 is slidably connected in the inside of round sleeve 23, by setting round sleeve 23, the bottom end of concave rod 8 can be limited, the stability of concave rod 8 when rotating is improved;The front end and rear end of sliding sleeve 9 are fixedly connected with gas guide pipe 10, the front end and rear end of the left side of filter box 12 are fixedly connected with sealing ring 20, the inner wall of sealing ring 20 is in contact with the surface of gas guide pipe 10, by setting sealing ring 20, the gap between gas guide pipe 10 and filter box 12 can be reduced, dust is prevented from floating out through gap;The left end of gas guide pipe 10 is penetrated to the inside of fixed box 1 and is communicated with hole brush sleeve 11, the bottom of hole brush sleeve 11 is fixedly connected with bristle, the bottom of bristle is in contact with the top of screening cylinder 5, the front side and rear side of the bottom of hole brush sleeve 11 are provided with a plurality of air inlet holes;The right side of fixed box 1 inner chamber is provided with filter box 12, the right end of gas guide pipe 10 is penetrated to the inside of filter box 12, the right end of filter box 12 is penetrated to the right side of transmission box 6 and is fixedly connected with baffle 13, the top of the right side of transmission box 6 is fixedly connected with spring pin 19, the bottom end of spring pin 19 plug rod is penetrated to the inside of baffle 13, by setting spring pin 19, the position of baffle 13 can be fixed, the stability of baffle 13 and filter box 12 is improved;The bottom of transmission box 6 is communicated with fan 14, fan 14 is micro axial fan.

[0033] Refer to Figures 1-3The left side of the fixed box 1 is provided with a discharging assembly, the discharging assembly comprises a sealing bolt 15 which is threadedly connected to the left side of the fixed box 1, the right end of the sealing bolt 15 penetrates into the inside of the feeding sleeve 3, the top of the bottom plate 2 is fixedly connected with a gas cylinder 16, the output end of the gas cylinder 16 is fixedly connected with an inclined plate 17, the top of the inclined plate 17 is in contact with the bottom of the fixed box 1, through the cooperation of the sealing bolt 15, the gas cylinder 16 and the inclined plate 17, the fixed box 1 can be pushed to rotate and tilt around the shaft rod, thereby facilitating the user to quickly discharge the seeds in the screening cylinder 5, the front side and the rear side of the top of the bottom plate 2 are fixedly connected with a protective plate 22, the side close to the inclined plate 17 of the protective plate 22 is in contact with the surface of the inclined plate 17, through the arrangement of the protective plate 22, the inclined plate 17 and the fixed box 1 can be limited, and the stability of the inclined plate 17 is improved.

[0034] Referring to Figures 1-3 The inside of the fixed box 1 is provided with a limiting assembly, the limiting assembly comprises a limiting sleeve 21 which is fixedly connected to the front side and the rear side of the inner wall of the fixed box 1, the limiting sleeve 21 is slidingly sleeved on the surface of the hole brush sleeve 11, through the arrangement of the limiting sleeve 21, the hole brush sleeve 11 can be supported and limited, and the phenomenon that the hole brush sleeve 11 shakes during movement is avoided, and the stability of the hole brush sleeve 11 is improved.

[0035] Working principle: the user first pours the corn seeds into the inside of the screening cylinder 5 through the feeding sleeve 3, then starts the motor one 4, the motor two 7 and the fan 14, the motor one 4 drives the screening cylinder 5 to rotate to screen the seeds, and the impurities fall downward, the motor two 7 drives the concave rod 8 to rotate, the concave rod 8 slides in the sliding sleeve 9 while pushing the sliding sleeve 9 to reciprocatingly move left and right, the sliding sleeve 9 drives the hole brush sleeve 11 to reciprocatingly move left and right through the air guide pipe 10, the hole brush sleeve 11 cleans and prevents the blocking of the screening cylinder 5, the fan 14 discharges the air in the transmission box 6, the transmission box 6 drives the dust generated during screening to be sucked through the air guide pipe 10 and the hole brush sleeve 11, the filtering box 12 filters the air containing dust, finally the gas cylinder 16 is started, the gas cylinder 16 drives the inclined plate 17 to move rightward, the inclined plate 17 pushes the fixed box 1, the fixed box 1 rotates and tilts around the shaft rod, then the sealing bolt 15 is opened, and the seeds can be quickly discharged, thereby achieving the effect of convenient dust prevention and blocking prevention.

[0036] It should be explained finally: above only is the preferred embodiment of the utility model and is not used for limiting the utility model, although the utility model has been explained in detail with reference to foregoing embodiment, for the skilled person in the art, it still can modify the technical scheme recorded in foregoing each embodiment or make equivalent replacement to part technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model should be contained in the protection scope of the utility model.

Claims

1. A screening device for maize breeding with a dustproof structure, comprising a fixed box (1), characterized in that: The bottom of the fixed box (1) is hinged to a base plate (2) via a shaft. A feed sleeve (3) is fixedly connected to the left side of the inner wall of the fixed box (1). The top of the feed sleeve (3) extends through to the top of the fixed box (1). A motor (4) is fixedly connected to the right side of the fixed box (1). The output end of the motor (4) extends through to the inside of the fixed box (1) and is fixedly connected to a screening cylinder (5). The left end of the screening cylinder (5) is slidably connected to the inside of the feed sleeve (3). A transmission box (6) is fixedly connected to the top right side of the fixed box (1). A motor (7) is fixedly connected to the left side of the inner wall of the transmission box (6). A concave rod (8) is fixedly connected to the output end of the motor (7). The concave rod (8) is slidably sleeved with a sliding sleeve (9). The front end and rear end of the sliding sleeve (9) are fixedly connected with air guide pipes (10). The left end of the air guide pipe (10) passes through the interior of the fixed box (1) and is connected to a perforated brush sleeve (11). A filter box (12) is provided on the right side of the inner cavity of the fixed box (1). The right end of the air guide pipe (10) passes through the interior of the filter box (12). The right end of the filter box (12) passes through the right side of the transmission box (6) and is fixedly connected to a baffle (13). A fan (14) is connected to the bottom of the transmission box (6). A discharge assembly is provided on the left side of the fixed box (1). A limit assembly is provided inside the fixed box (1).

2. The screening device for maize breeding with a dustproof structure according to claim 1, characterized in that: The discharge assembly includes a sealing bolt (15), which is threaded to the left side of the fixed box (1). The right end of the sealing bolt (15) extends into the inside of the feed sleeve (3). A cylinder (16) is fixedly connected to the top of the bottom plate (2). An inclined plate (17) is fixedly connected to the output end of the cylinder (16). The top of the inclined plate (17) contacts the bottom of the fixed box (1).

3. The screening device for maize breeding with a dustproof structure according to claim 1, characterized in that: A ring (18) is fixedly connected to the right side of the inner cavity of the fixed box (1) via a connecting plate, and the ring (18) is sleeved on the surface of the screening cylinder (5).

4. The screening device for maize breeding with a dustproof structure according to claim 1, characterized in that: A spring pin (19) is fixedly connected to the top right side of the transmission box (6), and the bottom end of the spring pin (19) inserts through the inside of the baffle (13).

5. A screening device for maize breeding with a dustproof structure according to claim 1, characterized in that: The front and rear ends of the left side of the filter box (12) are fixedly connected with sealing rings (20), and the inner wall of the sealing ring (20) is in contact with the surface of the air guide pipe (10).

6. A screening device for maize breeding with a dustproof structure according to claim 1, characterized in that: The limiting component includes a limiting sleeve (21), which is fixedly connected to the front and rear sides of the inner wall of the fixed box (1), and the limiting sleeve (21) is slidably sleeved on the surface of the perforated brush sleeve (11).

7. A screening device for maize breeding with a dustproof structure according to claim 2, characterized in that: Protective plates (22) are fixedly connected to the front and rear sides of the top of the base plate (2), and the side of the protective plate (22) near the inclined plate (17) is in contact with the surface of the inclined plate (17).

8. A screening device for maize breeding with a dustproof structure according to claim 1, characterized in that: A circular sleeve (23) is fixedly connected to the bottom of the inner wall of the transmission box (6), and the bottom end of the concave rod (8) is slidably connected inside the circular sleeve (23).

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